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G. Calvo · SciRah

Researcher profile · Semantic Scholar

G. Calvo

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G. Calvo — researcher profile on SciRah

h-index: 13
Works: 43
Citations: 486

Most-cited papers

Same-day initiation of oral pre-exposure prophylaxis among gay, bisexual, and other cisgender men who have sex with men and transgender women in Brazil, Mexico, and Peru (ImPrEP): a prospective, single-arm, open-label, multicentre implementation study
V. Veloso, C. Cáceres, B. Hoagland, R. Moreira +123 more
2022The Lancet HIV68 citations Open access
Semantic Scholar
HIV self-testing in Peru: questionable availability, high acceptability but potential low linkage to care among men who have sex with men and transgender women
M. Bustamante, K. Konda, D. J. Davey, S. Leon +5 more
2016International Journal of STD and AIDS55 citations Open access
Semantic Scholar
Recent HIV infection and annualized HIV incidence rates among sexual and gender minorities in Brazil and Peru (ImPrEP seroincidence study): a cross-sectional, multicenter study
T. Torres, Sylvia L M Teixeira, B. Hoagland, K. Konda +52 more
2023The Lancet Regional Health - Americas43 citations Open access
Semantic Scholar
The PICASSO Cohort: baseline characteristics of a cohort of men who have sex with men and male-to-female transgender women at high risk for syphilis infection in Lima, Peru
N. Kojima, Hayoung Park, K. Konda, D. J. Joseph Davey +7 more
2017BMC Infectious Diseases34 citations Open access
Semantic Scholar
Impact of alcohol use on sexual behavior among men who have sex with men and transgender women in Lima, Peru
MC Herrera, K. Konda, S. Leon, Robert Deiss +5 more
2016Drug and Alcohol Dependence30 citations Open access
Semantic Scholar
Point-of-care testing for sexually transmitted infections in low-resource settings.
S. Vargas, G. Calvo, J. Qquellon, F. Vásquez +3 more
2021Clinical Microbiology and Infection24 citations Open access
Semantic Scholar
Demographics, behaviors, and sexual health characteristics of high risk men who have sex with men and transgender women who use social media to meet sex partners in Lima, Peru
J. Chow, K. Konda, G. Calvo, J. Klausner +1 more
2017Sexually Transmitted Diseases24 citations Open access
Semantic Scholar
Anogenital Human Papillomavirus Infection and HIV Infection Outcomes Among Peruvian Transgender Women: Results from a Cohort Study
B. Brown, J. Galea, G. Byraiah, T. Poteat +5 more
2016Transgender Health23 citations Open access
Semantic Scholar
Venue-Based HIV-Testing: An Effective Screening Strategy for High-Risk Populations in Lima, Peru
L. Allan-Blitz, M. Herrera, G. Calvo, S. Vargas +3 more
2018Aids and Behavior21 citations Open access
Semantic Scholar
Treponema pallidum pallidum Genotypes and Macrolide Resistance Status in Syphilitic Lesions among Patients at 2 Sexually Transmitted Infection Clinics in Lima, Peru.
J. A. Flores, S. Vargas, S. Leon, D. Perez +7 more
2016Sexually Transmitted Diseases21 citations
Semantic Scholar
P548 Acute gastroenteritis in men-who-have-sex-with-men in seattle, washington, 2017–2018
Luz Qquellon, S. Vargas, G. Calvo, David A. Díaz +4 more
2019Poster Presentations15 citations Open access
Semantic Scholar
The Development of an Online Risk Calculator for the Prediction of Future Syphilis among a High-Risk Cohort of Men Who Have Sex with Men and Transgender Women in Lima, Peru
L. Allan-Blitz, K. Konda, S. Vargas, Xiao-Yan Wang +5 more
2018Sexual Health15 citations Open access
Semantic Scholar
Rectal Douching Prevalence and Practices Among Peruvian Men Who have Sex with Men and Transwomen: Implications for Rectal Microbicides
J. Galea, Janni J Kinsler, S. McLean, G. Calvo +3 more
2016Aids and Behavior15 citations
Semantic Scholar
Laboratory Evaluation of the DPP Syphilis Screen & Confirm Assay
S. Vargas, J. Qquellon, F. Vásquez, K. Konda +4 more
2022Microbiology spectrum13 citations Open access
Semantic Scholar
High incidence of extra-genital gonorrheal and chlamydial infections among high-risk men who have sex with men and transgender women in Peru
L. Allan-Blitz, K. Konda, G. Calvo, S. Vargas +4 more
2018International Journal of STD and AIDS13 citations
Semantic Scholar
Factors Associated With Visible Anogenital Warts Among HIV-Uninfected Peruvian Men Who Have Sex With Men and Transwomen: A Cross-Sectional Study
J. Galea, Janni J Kinsler, D. Galan, G. Calvo +4 more
2015Sexually Transmitted Diseases13 citations Open access
Semantic Scholar
High Lifetime Prevalence of Syphilis in Men Who Have Sex With Men and Transgender Women Versus Low Lifetime Prevalence in Female Sex Workers in Lima, Peru
Phoebe Hung, Ethan Osias, K. Konda, G. Calvo +5 more
2020Sexually Transmitted Diseases12 citations Open access
Semantic Scholar
A prospective cohort study characterising the role of anogenital warts in HIV acquisition among men who have sex with men: a study protocol
B. Brown, M. Davtyan, S. Leon, Hugo Sánchez +3 more
2014BMJ Open11 citations Open access
Semantic Scholar
Transient aortitis documented by positron emission tomography in a case series of men and transgender women infected with syphilis
D. J. Davey, N. Kojima, K. Konda, Pawan K Gupta +4 more
2017Sexually Transmitted Infections7 citations Open access
Semantic Scholar
Baseline variables associated with subsequent HIV seroconversion among gay, bisexual and other men who have sex with men and transgender women: a prospective, multicenter PrEP demonstration study (ImPrEP)
Carlos F. Cáceres, Heather A. Pines, K. Konda, A. Bórquez +113 more
2025The Lancet Regional Health - Americas5 citations Open access
Semantic Scholar
The relationship between anogenital HPV types and incident HIV infection among men who have sex with men and transgender women in Lima, Peru: Findings from a prospective cohort study
B. Brown, Logan Marg, S. Leon, Cynthia Chen +4 more
2018PLoS ONE5 citations Open access
Semantic Scholar
Association between sexual role and HIV status among Peruvian men who have sex with men seeking an HIV test: a cross-sectional analysis
S. McLean, J. Galea, H. Prudden, G. Calvo +2 more
2016International Journal of STD and AIDS4 citations
Semantic Scholar
“They treat us equally, they guide us”: peer navigation for HIV care linkage in men who have sex with men and transgender women in Lima, Peru
A. Maiorana, Elizabeth Lugo, Wendy Hamasaki, G. Calvo +4 more
2024Revista Peruana de Medicina Experimental y Salud Pública3 citations Open access
Semantic Scholar
HPV knowledge, burden and genital wart location among heterosexually identified versus homosexually identified men who have sex with men in Lima, Peru: cross-sectional results from a cohort study
J. Galea, S. Leon, J. Peinado, G. Calvo +3 more
2017BMJ Open3 citations Open access
Semantic Scholar
Syphilis naïve patients achieve treatment success more quickly: A comparison of time to syphilis treatment success in patients with repeat versus naïve infection.
K. Konda, N. Kojima, S. Vargas, G. Calvo +4 more
2021Clinical Infectious Diseases2 citations Open access
Semantic Scholar
Acceptability of an eHealth HIV Prevention Toolkit among Male Couples in Lima, Peru
J. Mitchell, Shari Brown, Jacob Pennington, G. Calvo +3 more
20202 citations
Semantic Scholar
HIV Infection Modifies the Role of Prior Treponema pallidum Infection in the Clinical Presentation of Early Syphilis among Adult Patients from STI Clinics in Peru
M. Reyes-Díaz, Joselito Malca, K. Konda, S. Vargas +3 more
2024Sexually Transmitted Diseases1 citations Open access
Semantic Scholar
P237 Diagnostic agreement evaluation of treponemal test for syphilis testing
S. Vargas, K. Konda, J. Qquellon, F. Vásquez +4 more
2021Poster presentations1 citations Open access
Semantic Scholar
P3.129 How can we use phylogenetics to facilitate clinical case finding and partner notification in hiv: lessons from a systematic review of its use in stigmatised infectious diseases
L.-T. Allan-Blitz, K. Konda, S. Vargas, E. Segura +3 more
2017Sexually Transmitted Infections1 citations Open access
Semantic Scholar
P16.03 Comparison of sexual risk behaviours among hiv positive men who have sex with men before and after their diagnosis
G. Calvo, K. Konda, S. Leon, S. Vargas +5 more
20151 citations Open access
Semantic Scholar
P09.34 Molecular identification of treponema pallidum strains from syphilitic lesions in sti clinic patients, lima, peru
J. A. Flores, S. Vargas, S. Leon, K. Konda +6 more
20151 citations Open access
Semantic Scholar
Recent syphilis infection among high-risk men who have sex with men (MSM) in Lima, Peru
Hayoung Park, K. Konda, S. Leon, S. Vargas +4 more
20121 citations
Semantic Scholar
HIV self-testing and coupons distribution by persons using PrEP to create demand for combination HIV prevention services among men who have sex with men (MSM) and transgender women: a randomized clinical trial in the context of the ImPrEP project.
B. Hoagland, T. Torres, K. Konda, R. I. Moreira +15 more
2026Journal of Acquired Immune Deficiency Syndromes0 citations
Semantic Scholar
Which are the most valued HIV pre-exposure prophylaxis attributes? A discrete choice experiment among sexual and gender minorities in Peru
O. Elorreaga, J. Qquellon, K. Konda, K. Campos +3 more
2026PLoS ONE0 citations Open access
Semantic Scholar
P246 The role of prior syphilis in the clinical presentation of this disease among adults from STI clinics in Peru
E. R. Díaz, K. Konda, S. Vargas, G. Calvo +2 more
2021Poster presentations0 citations Open access
Semantic Scholar
P389 Detection of treponemal tp47 and tp0548 genes in lesion swabs from syphilis patients
F. Vásquez, S. Vargas, J. Qquellon-Palacios, M. Eguiluz +5 more
2021Poster presentations0 citations Open access
Semantic Scholar
P204 Comparison of time to syphilis treatment success comparing patients with repeat versus de novo infection
K. Konda, S. Vargas, G. Calvo, E. Reyes +3 more
2021Poster presentations0 citations Open access
Semantic Scholar
P379 Performance characteristics of the PlexPCR® VHS assay for detection of Treponema pallidum and other pathogens in genital and extragenital lesions
J. Qquellon, S. Vargas, M. Eguiluz, F. Vásquez +5 more
2021Poster presentations0 citations Open access
Semantic Scholar
P244 Clinical manifestations of Treponema Pallidum DNA positive syphilitic lesions among patients from STI clinics in Peru
E. R. Díaz, K. Konda, S. Vargas, G. Calvo +2 more
2021Poster presentations0 citations Open access
Semantic Scholar
P245 Missed opportunities to diagnose occult primary syphilis among adults from STI clinics in Peru
E. R. Díaz, K. Konda, S. Vargas, G. Calvo +2 more
2021Poster presentations0 citations Open access
Semantic Scholar
P17.02 Oraquick® in-home hiv test kit in peru: availability and acceptability among men who have sex with men and transgender women
M. Bustamante, K. Konda, S. Leon, G. Calvo +4 more
20150 citations Open access
Semantic Scholar
P17.04 The relationship between hiv testing frequency and hiv risk perception among peruvian msm and transgender women
S. Vargas, K. Konda, S. Leon, G. Calvo +4 more
20150 citations Open access
Semantic Scholar
Can visible anogenital warts be used as a surrogate marker of recent (3 months) HIV-related high-risk sexual behaviour?
S. Leon, Hugo Sánchez, G. Calvo, D. Galan +4 more
20140 citations
Semantic Scholar

Frequent co-authors

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K. Konda×33
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K. Konda — researcher profile on SciRah
S. Vargas×24
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S. Vargas — researcher profile on SciRah
J. Klausner×24
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J. Klausner — researcher profile on SciRah
C. Cáceres×20
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×18

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S. Leon — researcher profile on SciRah

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B. Brown — researcher profile on SciRah

Hugo Sánchez×9

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Hugo Sánchez — researcher profile on SciRah

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J. Qquellon — researcher profile on SciRah

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J. Galea — researcher profile on SciRah

M. Reyes-Díaz×6

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M. Reyes-Díaz — researcher profile on SciRah

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F. Vásquez — researcher profile on SciRah

H. Salvatierra×5

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H. Salvatierra — researcher profile on SciRah